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Finding the Fourth Proportional to 452,807.51, 624,833.70 and 248,856.20

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Solution

The fourth proportional to 452,807.51, 624,833.70 and 248,856.20 is: 343,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,807.51 : 624,833.70 = 248,856.20 : x
  2. Step 2: Convert to fraction form
    452,807.51/624,833.70 = 248,856.20/x
  3. Step 3: Cross multiply
    452,807.51x = 624,833.70 × 248,856.20
  4. Step 4: Simplify right side
    452,807.51x = 155,493,740,213.94
  5. Step 5: Solve for x
    x = 155,493,740,213.94/452,807.51
  6. Step 6: Final answer
    x = 343,399.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.